# iPerf vs Sable.

The clearest difference is review sentiment: Sable. at 89% against iPerf's 42%. Sable. also leads on price (Free vs $1.99) and rating (4.7 vs 4.2). iPerf's advantage is in-app purchases (none vs 4). On ratings volume, ads, device support and iOS requirement there is nothing between them.

Sable. is free to download; iPerf costs $1.99 up front. Sable. sells 4 in-app purchases, starting at $1.99 per month. iPerf asks for nothing beyond the download.

Sable. holds the better App Store score, 4.7 against 4.2. Both are backed by a comparable volume of ratings — 19 and 30 respectively. Written reviews point the same way: 42% of iPerf's written reviews are positive against 89% of Sable.'s.

iPerf ships an update every 9 months, Sable. monthly. The most recent releases landed on October 11, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | iPerf | Sable. |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | [4.2 (19 ratings)](https://appshunter.io/ios/app/iperf-speed-test-tool/id951598770/reviews) | **[4.7 (30 ratings)](https://appshunter.io/ios/app/sable/id6630387095/reviews)** |
| Number of ratings | 19 | **30** |
| Positive reviews | 41.7% of reviews | **88.9% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Monthly** |
| Monetization | **Free** | Freemium |
| Size | 1 MB | 42 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | **iPhone, iPad, Apple TV** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Surge Networks Inc.](https://appshunter.io/developer/1442620677) | [Tyler Plesetz](https://appshunter.io/developer/1684068176) |

## What reviewers say

### iPerf

[App page](https://appshunter.io/ios/app/iperf-speed-test-tool/id951598770)

Measure your network's maximum TCP bandwidth with this tool. It allows for the tuning of various parameters and UDP characteristics, and is compatible with iperf3 on other platforms. View Wi-Fi interface link speed and SSID.

**Highlights:** Network performance testing, TCP bandwidth measurement, UDP characteristic tuning, iPerf3 client/server compatibility, Customizable arguments, Wi-Fi interface details

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Sable.

[App page](https://appshunter.io/ios/app/sable/id6630387095)

This app connects to a SABnzbd instance, offering robust file management capabilities. It allows users to control their download queue, manage history items, and receive notifications. Premium features enhance the experience with advanced widgets and statistics.

**Highlights:** Pause/resume download queue, Manage queue order and priority, Upload .nzb files from device storage, Retry or remove history items, Control Center widget, Notifications for new files and warnings

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $4.99 | per year |
| Lifetime Upgrade | $9.99 | one-time |
| Lifetime | $14.99 | one-time |


## Frequently asked questions

### Is iPerf free?

iPerf costs $1.99, with no in-app purchases.

### Is Sable. free?

Sable. is free to download, with in-app purchases available.

### Which has better reviews, iPerf or Sable.?

Sable. is rated higher. iPerf averages 4.2 out of 5 from 19 ratings, while Sable. averages 4.7 from 30 ratings.

### Do iPerf or Sable. have ads?

Neither iPerf nor Sable. shows ads.

### Which is updated more often, iPerf or Sable.?

iPerf ships an update every 9 months, and Sable. monthly. Most recently, iPerf was updated on October 11, 2026 and Sable. on October 9, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*